**Time Dimension**: The story spans one hundred thousand years of the Three Realms Era, with five hundred years as a calamity cycle, which coincides with the number of Tiangang and Earthly Evils.
- **Space Structure**: There is Jiuxiao Cloud City outside the thirty-third heaven, twelve ancient dragon palaces are hidden under the nine secluded places, and there are seventy-two spiritual secret realms in the human world.
- **Core Conflict**: The thousand-year game between heaven and the underworld, the entanglement between the dragon clan's legacy and the ancient ferocious beasts, and the struggle of mortal cultivators to break through their destiny.
- **Special setting**: All immortals have natal star cores condensed in their bodies, which will cause star rain phenomena when they fall; the change of human dynasties is driven by the Ziwei Emperor Star, and every three hundred years there will be a calamity of Yingzhuo Shouxin.
